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Finding the Third Proportional to 21,702,240 and 33,573,480

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Solution

The third proportional to 21,702,240 and 33,573,480 is: 51,938,351.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,702,240 : 33,573,480 = 33,573,480 : x
  2. Step 2: Convert to fraction form
    21,702,240/33,573,480 = 33,573,480/x
  3. Step 3: Cross multiply
    21,702,240x = 33,573,480 × 33,573,480
  4. Step 4: Simplify right side
    21,702,240x = 1,127,178,559,310,400
  5. Step 5: Solve for x
    x = 1,127,178,559,310,400/21,702,240
  6. Step 6: Final answer
    x = 51,938,351.03

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.